Date: Sun, 28 Apr 2002 22:29:29 -0400 (EDT) From: "Daniel B. Hemmerich" <dan@spot.org> To: <freebsd-questions@freebsd.org> Subject: Re: login.conf variables Message-ID: <3749.65.164.19.137.1020047369.squirrel@webmail.spot.org> In-Reply-To: <20020429100737.C56548@k7.mavetju.org> References: <20020429100737.C56548@k7.mavetju.org>
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Ah, thank you very much Edwin. It is very appreciated. > On Sun, Apr 28, 2002 at 07:03:06PM -0400, Daniel B. Hemmerich wrote: >> I have tried to find out exactly what CPUTIME really is. I was hoping >> someone could provide a somewhat decent explanation of this for me. > > The amount of seconds a process is on the CPU. > > In a multitasking environment, the kernel decides which program is > running. Running means, not waiting for something else. > > If you run `top', you'll see that a lot of processes are in the > "select" or "poll" state (waiting for input from devices, like the > network, your modem, mouse or keyboard). Now and then one is in > "running" state (for example your MTA when it is receiving mail or > seti@home, but that one is nearly always running since it uses the idle > CPU time). > > As long as a process is in running state, it is consuming CPU time. > > Edwin > -- > Edwin Groothuis | Personal website: > http://www.MavEtJu.org edwin@mavetju.org | Interested in > MUDs? Visit Fatal Dimensions: bash$ :(){ :|:&};: | > http://www.FatalDimensions.org/ -- Daniel B. Hemmerich <dan@spot.org> To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the messagehelp
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